Square furniture pull knob



FIG. 1 is a perspective view looking from the bottom of a square furniture pull knob showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and,

FIG. 4 is a first side elevational view thereof, the other 3 sides being identical thereto. 

The ornamental design for a square furniture pull knob, as shown and described. 